<template>
  <a-drawer
    :title="title"
    :maskClosable="true"
    width=650
    placement="right"
    :closable="true"
    @close="close"
    :visible="visible"
    style="overflow: auto;padding-bottom: 53px;">

    <a-form>
      <a-form-item label='所拥有的权限'>
        <a-tree
          checkable
          @check="onCheck"
          :checkedKeys="checkedKeys"
          :treeData="treeData"
          @expand="onExpand"
          @select="onTreeNodeSelect"
          :selectedKeys="selectedKeys"
          :expandedKeys="expandedKeysss"
          :checkStrictly="checkStrictly">
          <span slot="hasDatarule" slot-scope="{slotTitle,ruleFlag}">
            {{ slotTitle }}<a-icon v-if="ruleFlag" type="align-left" style="margin-left:5px;color: red;"></a-icon>
          </span>
        </a-tree>
      </a-form-item>
    </a-form>

    <div class="drawer-bootom-button">
      <a-dropdown style="float: left" :trigger="['click']" placement="topCenter">
        <a-menu slot="overlay">
          <a-menu-item key="1" @click="switchCheckStrictly(1)">父子关联</a-menu-item>
          <a-menu-item key="2" @click="switchCheckStrictly(2)">取消关联</a-menu-item>
          <a-menu-item key="3" @click="checkALL">全部勾选</a-menu-item>
          <a-menu-item key="4" @click="cancelCheckALL">取消全选</a-menu-item>
          <a-menu-item key="5" @click="expandAll">展开所有</a-menu-item>
          <a-menu-item key="6" @click="closeAll">合并所有</a-menu-item>
        </a-menu>
        <a-button>
          树操作 <a-icon type="up" />
        </a-button>
      </a-dropdown>
      <a-popconfirm title="确定放弃编辑？" @confirm="close" okText="确定" cancelText="取消">
        <a-button style="margin-right: .8rem">取消</a-button>
      </a-popconfirm>
      <a-button @click="handleSubmit(false)" type="primary" :loading="loading" ghost style="margin-right: 0.8rem">仅保存</a-button>
      <a-button @click="handleSubmit(true)" type="primary" :loading="loading">保存并关闭</a-button>
    </div>


  </a-drawer>

</template>
<script>
import {queryTreeListForTenantRole,queryRolePermission2Child,saveRolePermission2Child} from '@/api/api'

export default {
  name: "RoleModal",
  components:{
  },
  data(){
    return {
      userId:"",
      treeData: [],
      defaultCheckedKeys:[],
      checkedKeys:[],
      expandedKeysss:[],
      allTreeKeys:[],
      autoExpandParent: true,
      checkStrictly: true,
      title:"角色权限配置",
      visible: false,
      loading: false,
      selectedKeys:[]
    }
  },
  methods: {
    onTreeNodeSelect(id){
      if(id && id.length>0){
        this.selectedKeys = id
      }
      this.$refs.datarule.show(this.selectedKeys[0],this.roleId)
    },
    onCheck (o) {
      if(this.checkStrictly){
        this.checkedKeys = o.checked;
      }else{
        this.checkedKeys = o
      }
    },
    show(userId){
      this.userId=userId
      this.visible = true;
    },
    close () {
      this.reset()
      this.$emit('close');
      this.visible = false;
    },
    onExpand(expandedKeys){
      this.expandedKeysss = expandedKeys;
      this.autoExpandParent = false
    },
    reset () {
      this.expandedKeysss = []
      this.checkedKeys = []
      this.defaultCheckedKeys = []
      this.loading = false
    },
    expandAll () {
      this.expandedKeysss = this.allTreeKeys
    },
    closeAll () {
      this.expandedKeysss = []
    },
    checkALL () {
      this.checkedKeys = this.allTreeKeys
    },
    cancelCheckALL () {
      this.checkedKeys = []
    },
    switchCheckStrictly (v) {
      if(v==1){
        this.checkStrictly = false
      }else if(v==2){
        this.checkStrictly = true
      }
    },
    handleCancel () {
      this.close()
    },
    handleSubmit(exit) {
      let that = this;
      let params =  {
        userId:that.userId,
        permissionIds:that.checkedKeys.join(","),
        lastpermissionIds:that.defaultCheckedKeys.join(","),
      };
      that.loading = true;
      console.log("请求参数：",params);
      saveRolePermission2Child(params).then((res)=>{
        if(res.success){
          that.$message.success(res.message);
          that.loading = false;
          if (exit) {
            that.close()
          }
        }else {
          that.$message.error(res.message);
          that.loading = false;
          if (exit) {
            that.close()
          }
        }
        this.loadData();
      })
    },
    loadData(){
      queryTreeListForTenantRole({}).then((res) => {
        this.treeData = res.result.treeList
        this.allTreeKeys = res.result.ids
        queryRolePermission2Child({userId:this.userId}).then((res)=>{
          this.checkedKeys = [...res.result];
          this.defaultCheckedKeys = [...res.result];
          this.expandedKeysss = this.allTreeKeys;
          console.log(this.defaultCheckedKeys)
        })
      })
    }
  },
  watch: {
    visible () {
      if (this.visible) {
        this.loadData();
      }
    }
  }
}

</script>
<style lang="less" scoped>
.drawer-bootom-button {
  position: absolute;
  bottom: 0;
  width: 100%;
  border-top: 1px solid #e8e8e8;
  padding: 10px 16px;
  text-align: right;
  left: 0;
  background: #fff;
  border-radius: 0 0 2px 2px;
}

</style>
